2864680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{787}}^1$

素因数の和:818

約数の個数: 64

約数和(自身を含む): 7943040

約数和(自身を除く): 5078360

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 787, 910, 1574, 1820, 3148, 3640, 3935, 5509, 6296, 7870, 10231, 11018, 15740, 20462, 22036, 27545, 31480, 40924, 44072, 51155, 55090, 71617, 81848, 102310, 110180, 143234, 204620, 220360, 286468, 358085, 409240, 572936, 716170, 1432340, 2864680]

約数ペア:

[(1, 2864680), (2, 1432340), (4, 716170), (5, 572936), (7, 409240), (8, 358085), (10, 286468), (13, 220360), (14, 204620), (20, 143234), (26, 110180), (28, 102310), (35, 81848), (40, 71617), (52, 55090), (56, 51155), (65, 44072), (70, 40924), (91, 31480), (104, 27545), (130, 22036), (140, 20462), (182, 15740), (260, 11018), (280, 10231), (364, 7870), (455, 6296), (520, 5509), (728, 3935), (787, 3640), (910, 3148), (1574, 1820)]